Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 7.61
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -6.75 -0.375 2.53
Prot (kg) -6.00 -0.441 2.65
Fertility Sub Index 0.73
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index -0.17
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 10.88

* Based on an €80/tonne carbon price